Add borderline features at transition effect

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / controls / image-view / image-view-impl.cpp

diff --git a/dali-toolkit/internal/controls/image-view/image-view-impl.cpp b/dali-toolkit/internal/controls/image-view/image-view-impl.cpp
index 513960f..e3701ec 100644 (file)
--- a/dali-toolkit/internal/controls/image-view/image-view-impl.cpp
+++ b/dali-toolkit/internal/controls/image-view/image-view-impl.cpp
@@ -97,9 +97,6 @@ void ImageView::OnInitialize()
     return std::unique_ptr<Dali::Accessibility::Accessible>(
       new DevelControl::AccessibleImpl(actor, Dali::Accessibility::Role::IMAGE));
   });
-
-  //Enable highightability
-  Self().SetProperty(Toolkit::DevelControl::Property::ACCESSIBILITY_HIGHLIGHTABLE, true);
 }
 
 void ImageView::SetImage(const Property::Map& map)
@@ -287,6 +284,117 @@ void ImageView::OnRelayout(const Vector2& size, RelayoutContainer& container)
   }
 }
 
+void ImageView::OnCreateTransitions(Dali::Animation& animation, Dali::Toolkit::Control source, AlphaFunction alphaFunction, TimePeriod timePeriod)
+{
+  Dali::Toolkit::ImageView destinationHandle = Toolkit::ImageView(GetOwner());
+  Toolkit::Visual::Base    destinationVisual = DevelControl::GetVisual(GetImplementation(destinationHandle), Toolkit::ImageView::Property::IMAGE);
+  Property::Map            destinationMap;
+
+  if(!destinationVisual)
+  {
+    return;
+  }
+
+  destinationVisual.CreatePropertyMap(destinationMap);
+
+  static auto findValueVector4 = [](const Property::Map& map, Property::Index index, const Vector4& defaultValue = Vector4()) -> Vector4 {
+    Property::Value* propertyValue = map.Find(index);
+    if(propertyValue)
+    {
+      return propertyValue->Get<Vector4>();
+    }
+    return defaultValue;
+  };
+
+  static auto findValueFloat = [](const Property::Map& map, Property::Index index, const float& defaultValue = 0.0f) -> float {
+    Property::Value* propertyValue = map.Find(index);
+    if(propertyValue)
+    {
+      return propertyValue->Get<float>();
+    }
+    return defaultValue;
+  };
+
+  Vector4 sourceMixColor(0.0f, 0.0f, 0.0f, 0.0f);
+  Vector4 sourceCornerRadius(0.0f, 0.0f, 0.0f, 0.0f);
+  float   sourceBorderlineWidth(0.0f);
+  Vector4 sourceBorderlineColor(0.0f, 0.0f, 0.0f, 1.0f);
+  float   sourceBorderlineOffset(0.0f);
+  Vector4 destinationMixColor         = findValueVector4(destinationMap, Dali::Toolkit::Visual::Property::MIX_COLOR, sourceMixColor);
+  Vector4 destinationCornerRadius     = findValueVector4(destinationMap, Toolkit::DevelVisual::Property::CORNER_RADIUS, sourceCornerRadius);
+  float   destinationBorderlineWidth  = findValueFloat(destinationMap, Toolkit::DevelVisual::Property::BORDERLINE_WIDTH, sourceBorderlineWidth);
+  Vector4 destinationBorderlineColor  = findValueVector4(destinationMap, Toolkit::DevelVisual::Property::BORDERLINE_COLOR, sourceBorderlineColor);
+  float   destinationBorderlineOffset = findValueFloat(destinationMap, Toolkit::DevelVisual::Property::BORDERLINE_OFFSET, sourceBorderlineOffset);
+
+  Dali::Toolkit::ImageView sourceHandle = Dali::Toolkit::ImageView::DownCast(source);
+  Toolkit::Visual::Base    sourceVisual;
+  Property::Map            sourceMap;
+
+  if(sourceHandle)
+  {
+    sourceVisual = DevelControl::GetVisual(GetImplementation(sourceHandle), Toolkit::ImageView::Property::IMAGE);
+  }
+
+  if(sourceVisual)
+  {
+    sourceVisual.CreatePropertyMap(sourceMap);
+    sourceMixColor         = findValueVector4(sourceMap, Dali::Toolkit::Visual::Property::MIX_COLOR, sourceMixColor);
+    sourceCornerRadius     = findValueVector4(sourceMap, Toolkit::DevelVisual::Property::CORNER_RADIUS, sourceCornerRadius);
+    sourceBorderlineWidth  = findValueFloat(sourceMap, Toolkit::DevelVisual::Property::BORDERLINE_WIDTH, sourceBorderlineWidth);
+    sourceBorderlineColor  = findValueVector4(sourceMap, Toolkit::DevelVisual::Property::BORDERLINE_COLOR, sourceBorderlineColor);
+    sourceBorderlineOffset = findValueFloat(sourceMap, Toolkit::DevelVisual::Property::BORDERLINE_OFFSET, sourceBorderlineOffset);
+  }
+
+  std::vector<Dali::Property>                              properties;
+  std::vector<std::pair<Property::Value, Property::Value>> values;
+
+  if(Vector3(sourceMixColor) != Vector3(destinationMixColor))
+  {
+    properties.push_back(DevelControl::GetVisualProperty(destinationHandle, Toolkit::ImageView::Property::IMAGE, Toolkit::Visual::Property::MIX_COLOR));
+    values.push_back(std::make_pair(Vector3(sourceMixColor), Vector3(destinationMixColor)));
+  }
+  if(std::abs(sourceMixColor.a - destinationMixColor.a) > Math::MACHINE_EPSILON_1)
+  {
+    properties.push_back(DevelControl::GetVisualProperty(destinationHandle, Toolkit::ImageView::Property::IMAGE, Toolkit::Visual::Property::OPACITY));
+    values.push_back(std::make_pair(sourceMixColor.a, destinationMixColor.a));
+  }
+  if(sourceCornerRadius != destinationCornerRadius)
+  {
+    properties.push_back(DevelControl::GetVisualProperty(destinationHandle, Toolkit::ImageView::Property::IMAGE, Toolkit::DevelVisual::Property::CORNER_RADIUS));
+    values.push_back(std::make_pair(sourceCornerRadius, destinationCornerRadius));
+  }
+  if(sourceBorderlineWidth != destinationBorderlineWidth)
+  {
+    properties.push_back(DevelControl::GetVisualProperty(destinationHandle, Toolkit::ImageView::Property::IMAGE, Toolkit::DevelVisual::Property::BORDERLINE_WIDTH));
+    values.push_back(std::make_pair(sourceBorderlineWidth, destinationBorderlineWidth));
+  }
+  if(sourceBorderlineColor != destinationBorderlineColor)
+  {
+    properties.push_back(DevelControl::GetVisualProperty(destinationHandle, Toolkit::ImageView::Property::IMAGE, Toolkit::DevelVisual::Property::BORDERLINE_COLOR));
+    values.push_back(std::make_pair(sourceBorderlineColor, destinationBorderlineColor));
+  }
+  if(sourceBorderlineOffset != destinationBorderlineOffset)
+  {
+    properties.push_back(DevelControl::GetVisualProperty(destinationHandle, Toolkit::ImageView::Property::IMAGE, Toolkit::DevelVisual::Property::BORDERLINE_OFFSET));
+    values.push_back(std::make_pair(sourceBorderlineOffset, destinationBorderlineOffset));
+  }
+
+  for(uint32_t i = 0; i < properties.size(); ++i)
+  {
+    if(timePeriod.delaySeconds > 0.0f)
+    {
+      Dali::KeyFrames initialKeyframes = Dali::KeyFrames::New();
+      initialKeyframes.Add(0.0f, values[i].first);
+      initialKeyframes.Add(1.0f, values[i].first);
+      animation.AnimateBetween(properties[i], initialKeyframes, TimePeriod(timePeriod.delaySeconds));
+    }
+    Dali::KeyFrames keyframes = Dali::KeyFrames::New();
+    keyframes.Add(0.0f, values[i].first);
+    keyframes.Add(1.0f, values[i].second);
+    animation.AnimateBetween(properties[i], keyframes, alphaFunction, timePeriod);
+  }
+}
+
 void ImageView::OnResourceReady(Toolkit::Control control)
 {
   // Visual ready so update visual attached to this ImageView, following call to RelayoutRequest will use this visual.